Merge "Prevent systemserverclasspath_fragment from depending on prebuilts" am:...

Merge "Prevent systemserverclasspath_fragment from depending on prebuilts" am: a66a9f1a am: 1bf0694f

Original change: https://android-review.googlesource.com/c/platform/build/soong/+/1818248

Change-Id: I8c8428064060bcdaa4d4921d7d50b91fdfc138d1